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<div class="title">qwt_point_mapper.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/******************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Qwt Widget Library</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright (C) 1997   Josef Wilgen</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (C) 2002   Uwe Rathmann</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *****************************************************************************/</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#ifndef QWT_POINT_MAPPER_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#define QWT_POINT_MAPPER_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &quot;qwt_global.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="keyword">class </span><a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>;</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="keyword">template</span>&lt; <span class="keyword">typename</span> T &gt; <span class="keyword">class </span><a class="code" href="class_qwt_series_data.html">QwtSeriesData</a>;</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="keyword">class </span>QPolygonF;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="keyword">class </span>QPointF;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="keyword">class </span>QRectF;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="keyword">class </span>QPolygon;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="keyword">class </span>QPen;</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="keyword">class </span>QImage;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160; </div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="class_qwt_point_mapper.html">   32</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_point_mapper.html">QwtPointMapper</a></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;{</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23">   39</a></span>&#160;    <span class="keyword">enum</span> <a class="code" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23">TransformationFlag</a></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    {</div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23a0e367a1519b0005cad8bb324854cc8e3">   42</a></span>&#160;        RoundPoints = 0x01,</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160; </div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23a288f41a8e4d53c895f7bffaaa9b5d9e4">   48</a></span>&#160;        WeedOutPoints = 0x02,</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160; </div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        WeedOutIntermediatePoints = 0x04</div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23a7708d7fa581149d1a443f0eaf7066b06">   69</a></span>&#160;    };</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160; </div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="class_qwt_point_mapper.html#aba6206c8750314c543f0e3b771ae1641">   71</a></span>&#160;    Q_DECLARE_FLAGS( <a class="code" href="class_qwt_point_mapper.html#aba6206c8750314c543f0e3b771ae1641">TransformationFlags</a>, <a class="code" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23">TransformationFlag</a> )</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160; </div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <a class="code" href="class_qwt_point_mapper.html">QwtPointMapper</a>();</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    ~<a class="code" href="class_qwt_point_mapper.html">QwtPointMapper</a>();</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160; </div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    <span class="keywordtype">void</span> setFlags( <a class="code" href="class_qwt_point_mapper.html#aba6206c8750314c543f0e3b771ae1641">TransformationFlags</a> );</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <a class="code" href="class_qwt_point_mapper.html#aba6206c8750314c543f0e3b771ae1641">TransformationFlags</a> flags() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160; </div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="keywordtype">void</span> setFlag( <a class="code" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23">TransformationFlag</a>, <span class="keywordtype">bool</span> on = <span class="keyword">true</span> );</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="keywordtype">bool</span> testFlag( <a class="code" href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23">TransformationFlag</a> ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160; </div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    <span class="keywordtype">void</span> setBoundingRect( <span class="keyword">const</span> QRectF&amp; );</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    QRectF boundingRect() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160; </div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    QPolygonF toPolygonF( <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; xMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; yMap,</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_series_data.html">QwtSeriesData&lt; QPointF &gt;</a>* series, <span class="keywordtype">int</span> from, <span class="keywordtype">int</span> to ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160; </div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    QPolygon toPolygon( <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; xMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; yMap,</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_series_data.html">QwtSeriesData&lt; QPointF &gt;</a>* series, <span class="keywordtype">int</span> from, <span class="keywordtype">int</span> to ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160; </div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    QPolygon toPoints( <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; xMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; yMap,</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_series_data.html">QwtSeriesData&lt; QPointF &gt;</a>* series, <span class="keywordtype">int</span> from, <span class="keywordtype">int</span> to ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160; </div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    QPolygonF toPointsF( <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; xMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; yMap,</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_series_data.html">QwtSeriesData&lt; QPointF &gt;</a>* series, <span class="keywordtype">int</span> from, <span class="keywordtype">int</span> to ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160; </div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    QImage toImage( <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; xMap, <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a>&amp; yMap,</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_series_data.html">QwtSeriesData&lt; QPointF &gt;</a>* series, <span class="keywordtype">int</span> from, <span class="keywordtype">int</span> to,</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;        <span class="keyword">const</span> QPen&amp;, <span class="keywordtype">bool</span> antialiased, uint numThreads ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160; </div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    Q_DISABLE_COPY(<a class="code" href="class_qwt_point_mapper.html">QwtPointMapper</a>)</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160; </div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    <span class="keyword">class </span>PrivateData;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    PrivateData* m_data;</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;};</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160; </div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;Q_DECLARE_OPERATORS_FOR_FLAGS( <a class="code" href="class_qwt_point_mapper.html#aba6206c8750314c543f0e3b771ae1641">QwtPointMapper::TransformationFlags</a> )</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160; </div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclass_qwt_point_mapper_html"><div class="ttname"><a href="class_qwt_point_mapper.html">QwtPointMapper</a></div><div class="ttdoc">A helper class for translating a series of points.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__point__mapper_8h_source.html#l00032">qwt_point_mapper.h:33</a></div></div>
<div class="ttc" id="aclass_qwt_point_mapper_html_aafc07ceadb3f311057037ca8680e1c23"><div class="ttname"><a href="class_qwt_point_mapper.html#aafc07ceadb3f311057037ca8680e1c23">QwtPointMapper::TransformationFlag</a></div><div class="ttdeci">TransformationFlag</div><div class="ttdoc">Flags affecting the transformation process.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__point__mapper_8h_source.html#l00039">qwt_point_mapper.h:40</a></div></div>
<div class="ttc" id="aclass_qwt_point_mapper_html_aba6206c8750314c543f0e3b771ae1641"><div class="ttname"><a href="class_qwt_point_mapper.html#aba6206c8750314c543f0e3b771ae1641">QwtPointMapper::TransformationFlags</a></div><div class="ttdeci">QFlags&lt; TransformationFlag &gt; TransformationFlags</div><div class="ttdef"><b>Definition:</b> <a href="qwt__point__mapper_8h_source.html#l00071">qwt_point_mapper.h:71</a></div></div>
<div class="ttc" id="aclass_qwt_scale_map_html"><div class="ttname"><a href="class_qwt_scale_map.html">QwtScaleMap</a></div><div class="ttdoc">A scale map.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__scale__map_8h_source.html#l00026">qwt_scale_map.h:27</a></div></div>
<div class="ttc" id="aclass_qwt_series_data_html"><div class="ttname"><a href="class_qwt_series_data.html">QwtSeriesData</a></div><div class="ttdoc">Abstract interface for iterating over samples.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__series__data_8h_source.html#l00049">qwt_series_data.h:50</a></div></div>
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